From 623f040e96d42ddf94ea26f342c6359195303563 Mon Sep 17 00:00:00 2001
From: sys4 <admin@sys4.fr>
Date: Sun, 13 Oct 2019 18:36:32 +0200
Subject: [PATCH] MFF Version

---
 init.lua | 54 +++++++++++++++++++++++-------------------------------
 1 file changed, 23 insertions(+), 31 deletions(-)

diff --git a/init.lua b/init.lua
index 4659384..cc7cb48 100644
--- a/init.lua
+++ b/init.lua
@@ -8,50 +8,42 @@ local hp_bar = {
 	textures = {"20.png"}, -- The texture is changed later in the code.
 	visual_size = {x = 1.5, y = 0.09375, z = 1.5}, -- Y value is (1 / 16) * 1.5.
 	wielder = nil,
+	on_activate = function(self)
+		self.object:set_armor_groups({immortal = 1})
+	end,
 }
 
-function vector.sqdist(a, b)
-	local dx = a.x - b.x
-	local dy = a.y - b.y
-	local dz = a.z - b.z
-	return dx*dx + dy*dy + dz*dz
-end
-
 function hp_bar:on_step(dtime)
-	local wielder = self.wielder and minetest.get_player_by_name(self.wielder)
-	if wielder == nil or
-			vector.sqdist(wielder:get_pos(), self.object:get_pos()) > 3 then
+	local wielder = self.wielder
+	if wielder == nil then
+		self.object:remove()
+		 return
+	elseif minetest.get_player_by_name(wielder:get_player_name()) == nil then
 		self.object:remove()
 		return
 	end
-
 	local hp = wielder:get_hp()
 	local breath = wielder:get_breath()
-	self.object:set_properties({
-		textures = {
-			"health_" .. tostring(hp) .. ".png^breath_" .. tostring(breath) .. ".png",
-		},
-	})
+	self.object:set_properties({textures = {"health_" .. tostring(hp) .. ".png^breath_" .. tostring(breath) .. ".png"}})
 end
 
 minetest.register_entity("gauges:hp_bar", hp_bar)
 
-local function add_HP_gauge(name)
-	local player = minetest.get_player_by_name(name)
-	local pos = player:get_pos()
-	local ent = minetest.add_entity(pos, "gauges:hp_bar")
-	if ent ~= nil then
-		ent:set_attach(player, "", {x = 0, y = 10, z = 0}, {x = 0, y = 0, z = 0})
-		ent = ent:get_luaentity()
-		ent.wielder = player:get_player_name()
-	end
+function add_HP_gauge(pl)
+		local pos = pl:getpos()
+		local ent = minetest.add_entity(pos, "gauges:hp_bar")
+		if ent ~= nil then
+			ent:set_attach(pl, "", {x = 0, y = 10, z = 0}, {x = 0, y = 0, z = 0})
+			ent = ent:get_luaentity()
+			ent.wielder = pl
+		end
 end
 
--- If health_bars not defined or set to true
-if minetest.setting_getbool("health_bars") ~= false and
-		minetest.setting_getbool("enable_damage") then
-	minetest.register_on_joinplayer(function(player)
-		minetest.after(1, add_HP_gauge, player:get_player_name())
-	end)
+if minetest.setting_getbool("health_bars") ~= false -- “If not defined or set to true then”
+and minetest.setting_getbool("enable_damage") then -- Health bars only display when damage is enabled.
+	minetest.register_on_joinplayer(add_HP_gauge)
 end
 
+if minetest.setting_getbool("log_mods") then
+	minetest.log("action", "Carbone: [gauges] loaded.")
+end